PUI Audio AMM Analog Microphone Evaluation Boards are easy-to-use boards designed to evaluate AMM Analog Omni-Directional MEMS Microphones. The boards are designed to test specific microphones and the designated frequency per design needs. The microphones feature unit-to-unit consistency of 1dB across the entire frequency response. Solder pads with pre-punched through-holes make wiring to the evaluation board quick and easy. PUI Audio AMM Analog Microphone Evaluation Boards have the microphone attached for quick and easy testing.